*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}:root{--error-color: #F44336;--success-color: #4CAF50;--warning-color: #FFC107}:root --tra select.gender option{color:#000!important;background-color:var(--card-bg)}:root select[name=activity] option{color:var(--text-color)!important;background-color:var(--card-bg)}.theme-dark{--primary-color: #4CAF50;--primary-dark: #388E3C;--primary-light: #A5D6A7;--accent-color: #8BC34A;--secondary-accent: #64B5F6;--text-color: #E8E8E8;--text-secondary: #B0B0B0;--background-main: #1a1a1a;--background-secondary: #2a2a2a;--card-bg: #2d2d2d;--border-color: #404040;--input-bg: #333333;--shadow-color: rgba(0,0,0,.3);--hover-bg: rgba(76, 175, 80, .1)}.theme-light{--primary-color: #2E7D32;--primary-dark: #1B5E20;--primary-light: #A5D6A7;--accent-color: #689F38;--text-color: #2C2C2C;--text-secondary: #5C5C5C;--background-main: #F5F5DC;--background-secondary: #FFFFFF;--card-bg: #FFFFFF;--border-color: #D2B48C;--input-bg: #F5F5DC;--shadow-color: rgba(0,0,0,.08);--hover-bg: rgba(46, 125, 50, .08)}html,body{height:100%;background-color:var(--background-main);transition:background-color .5s ease,color .5s ease}*{transition:background-color .5s ease,border-color .5s ease,box-shadow .5s ease,color .3s ease}.container{display:flex;flex-direction:column;min-height:100vh;padding:30px;width:100%;background-color:var(--background-main);box-sizing:border-box;color:var(--text-color);transition:all var(--transition-speed) ease}.auth-container{display:flex;align-items:center;justify-content:center;min-height:100vh}.form{padding:2rem;color:var(--text-color);display:flex;flex-direction:column;row-gap:15px;align-items:flex-start;width:100%;height:100%;background-color:var(--card-bg);border-radius:10px;box-shadow:0 8px 16px var(--shadow-color);border:1px solid var(--border-color)}.form h1{color:var(--primary-color);margin-bottom:1rem;font-size:28px;position:relative}.form h1:after{content:"";position:absolute;bottom:-8px;left:0;width:60px;height:4px;background-color:var(--accent-color);border-radius:2px}.inp{height:48px;width:100%;text-indent:10px;border:1px solid var(--border-color);background-color:var(--input-bg);border-radius:8px;color:var(--text-color);font-size:16px;transition:all var(--transition-speed)}.inp:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px var(--primary-light)}.inp select{background-color:var(--input-bg);color:var(--text-color);border:none;outline:none;width:100%;height:100%;cursor:pointer}.inp select option{background-color:var(--card-bg);color:var(--text-color);padding:8px}select.inp{background-color:var(--input-bg);color:var(--text-color);border:1px solid var(--border-color)}select.inp:focus{border-color:var(--primary-color);box-shadow:0 0 0 2px var(--primary-light)}select.gender option{color:var(--text-color)!important;background-color:var(--card-bg)}.calculator-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;max-width:1200px;margin:20px auto}.calculator-section{background-color:var(--card-bg);padding:2rem;border-radius:10px;box-shadow:0 8px 16px var(--shadow-color);border:1px solid var(--border-color)}.calculator-section h2{color:var(--primary-color);margin-bottom:1.5rem;font-size:24px;position:relative}.calculator-section h2:after{content:"";position:absolute;bottom:-8px;left:0;width:50px;height:3px;background-color:var(--accent-color);border-radius:2px}.inp::placeholder{color:var(--text-secondary)}.btn{font-weight:600;background-color:var(--primary-color);color:#fff;cursor:pointer;padding:12px 24px;margin:2px;min-width:120px;text-align:center;border-radius:8px;border:none;text-transform:uppercase;letter-spacing:1px;transition:all var(--transition-speed) ease}.btn:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 8px var(--shadow-color)}.not-found{color:var(--text-secondary);text-align:center}a{color:var(--primary-color);text-decoration:none;position:relative;transition:all .3s ease}a:hover{color:var(--accent-color)}a:after{content:"";position:absolute;width:0;height:2px;bottom:-2px;left:0;background-color:var(--primary-color);transition:width .3s ease}a:hover:after{width:100%}.Success{color:#fff;border-radius:8px;padding:15px;background-color:var(--success-color);width:100%;opacity:1;margin-top:10px;display:flex;align-items:center;box-shadow:0 4px 8px #0000001a;animation:fadeIn .5s ease}.Success:before{content:"✓";margin-right:10px;font-weight:700}.invisible-msg{border-radius:8px;padding:15px;width:100%;opacity:0;display:none}.error{color:#fff;border-radius:8px;padding:15px;background-color:var(--error-color);width:100%;opacity:1;margin-top:10px;display:flex;align-items:center;box-shadow:0 4px 8px #0000001a;animation:fadeIn .5s ease}.error:before{content:"✕";margin-right:10px;font-weight:700}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.track-message{margin-top:10px;padding:8px 12px;border-radius:6px;font-weight:600;text-align:center;animation:fadeIn .3s ease}.track-message.success{background-color:var(--success-color);color:#fff}.track-message.error{background-color:var(--error-color);color:#fff}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.success-animation{animation:pulse .6s ease-in-out}.page-enter{opacity:0;transform:translateY(20px)}.page-enter-active{opacity:1;transform:translateY(0);transition:opacity .3s,transform .3s}.page-exit{opacity:1}.page-exit-active{opacity:0;transform:translateY(-20px);transition:opacity .3s,transform .3s}.btn,.track-btn,.head-btn{position:relative;overflow:hidden}.btn:after,.track-btn:after,.head-btn:after{content:"";position:absolute;top:50%;left:50%;width:5px;height:5px;background:#ffffff80;opacity:0;border-radius:100%;transform:scale(1) translate(-50%);transform-origin:50% 50%}.btn:focus:not(:active):after,.track-btn:focus:not(:active):after,.head-btn:focus:not(:active):after{animation:ripple 1s ease-out}@keyframes ripple{0%{transform:scale(0);opacity:.5}20%{transform:scale(25);opacity:.5}to{opacity:0;transform:scale(40)}}.header{padding:15px 30px;width:100%;background-color:var(--background-secondary);align-items:center;display:flex;justify-content:space-between;box-shadow:0 4px 12px var(--shadow-color);border-radius:0 0 10px 10px;margin-bottom:20px;position:sticky;top:0;z-index:100;border-bottom:1px solid var(--border-color)}.header-links{display:flex;gap:20px}.header-actions{display:flex;align-items:center;gap:15px}.user-profile-container{position:relative}.user-profile-btn{background:var(--card-bg);border:1px solid var(--border-color);cursor:pointer;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all var(--transition-speed) ease;color:var(--text-color)}.user-profile-btn:hover{background-color:var(--hover-bg);transform:scale(1.05)}.user-dropdown{position:absolute;top:calc(100% + 10px);right:0;background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 8px 24px var(--shadow-color);min-width:280px;z-index:1000;overflow:hidden;animation:dropdownSlide .2s ease-out}@keyframes dropdownSlide{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.user-dropdown-header{padding:20px;display:flex;align-items:center;gap:15px}.user-avatar{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--success-color));display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:#fff;flex-shrink:0}.user-info{flex:1;overflow:hidden}.user-name{font-weight:600;font-size:16px;color:var(--text-color);margin:0 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-email{font-size:13px;color:var(--text-secondary);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-dropdown-divider{height:1px;background:var(--border-color);margin:0}.user-dropdown-item{width:100%;padding:14px 20px;border:none;background:transparent;color:var(--text-color);font-size:15px;cursor:pointer;display:flex;align-items:center;gap:12px;transition:all .2s ease;text-align:left}.user-dropdown-item:hover{background:var(--hover-bg)}.user-dropdown-item.logout-item{color:var(--error-color)}.user-dropdown-item.logout-item:hover{background:#f443361a}.user-dropdown-item svg{flex-shrink:0}.theme-toggle-btn{background:var(--card-bg);border:1px solid var(--border-color);font-size:24px;cursor:pointer;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all var(--transition-speed) ease;color:var(--text-color)}.theme-toggle-btn:hover{background-color:var(--hover-bg);transform:rotate(15deg)}.track-container{width:100%;align-items:flex-start;flex-direction:column;row-gap:15px;height:auto;flex:1}.search{width:100%;background-color:var(--card-bg);height:55px;padding:10px 15px;border-radius:10px;position:relative;display:flex;align-items:center;box-shadow:0 4px 8px #0000001a;transition:all .3s ease;border:1px solid var(--border-color);margin-bottom:20px}.search:focus-within{border-color:var(--primary-color);box-shadow:0 0 0 2px #4caf5033}.clear-btn{position:absolute;right:15px;top:50%;transform:translateY(-50%);background:transparent;border:none;font-size:24px;cursor:pointer;color:var(--text-secondary);transition:all .2s ease;height:30px;width:30px;display:flex;align-items:center;justify-content:center;border-radius:50%}.clear-btn:hover{color:var(--error-color);background-color:#ffffff0d}.track-inp{border-radius:8px;height:100%;width:100%;border:none;background:transparent;color:var(--text-color);font-size:16px;padding:0 10px}.track-inp:focus{outline:none}.search-item{width:100%;max-height:300px;overflow-y:auto;padding:5px;background-color:var(--card-bg);position:absolute;top:100%;left:0;right:0;color:var(--text-color);border-radius:8px;z-index:20;box-shadow:0 8px 16px #0003;border:1px solid var(--border-color);margin-top:4px}.search-item::-webkit-scrollbar{width:8px}.search-item::-webkit-scrollbar-thumb{background-color:var(--primary-dark);border-radius:4px}.search-item::-webkit-scrollbar-track{background-color:#ffffff0d;border-radius:4px}.item{width:100%;padding:12px 15px;color:var(--text-color);border-radius:6px;transition:all .2s ease;margin:2px 0}.item:hover{cursor:pointer;background-color:var(--hover-bg);padding:12px 20px}.food{width:100%;padding:25px;background-color:var(--card-bg);border-radius:12px;box-shadow:0 8px 16px #00000026;margin-top:20px}.food-img{width:100%;max-width:400px;height:250px;padding:20px;background-color:var(--primary-light);border-radius:10px;margin-bottom:20px;overflow:hidden;display:flex;align-items:center;justify-content:center}.food-image{width:100%;height:100%;object-fit:fill;border-radius:8px}.nutriant{color:var(--text-color);display:flex;width:fit-content;padding:12px;background-color:#ffffff0d;border-radius:8px;margin-bottom:12px;transition:transform .3s ease}.nutriant:hover{transform:translate(5px);background-color:#ffffff14}.-title{padding-right:15px;font-weight:600;color:var(--primary-color)}.-value{font-weight:500}.track-control{display:flex;column-gap:15px;margin-top:20px}.track-control>.inp{width:68%}.track-control>.track-btn{width:30%}.date-picker{margin-bottom:20px;display:flex;align-items:center;gap:15px}.date-picker label{color:var(--text-secondary);font-weight:600}.date-input{padding:10px 15px;border-radius:8px;border:1px solid var(--border-color);background-color:var(--card-bg);color:var(--text-color);font-size:16px}.date-input:focus{outline:none;border-color:var(--primary-color)}.diet-item{width:100%;padding:15px 20px;background-color:var(--card-bg);color:var(--text-color);border-radius:10px;box-shadow:0 4px 8px #0000001a;margin-bottom:15px;border-left:4px solid var(--primary-color);transition:all .3s ease}.diet-item:hover{transform:translateY(-3px);box-shadow:0 6px 12px #00000026}.diet-item h2{margin-bottom:10px;color:var(--text-color);font-size:18px}.diet-item p{color:var(--text-secondary);display:flex;flex-wrap:wrap;gap:12px}.diet-item p span{background-color:#ffffff0d;padding:5px 10px;border-radius:4px}.head-btn{border:none;background-color:transparent;color:var(--text-color);font-weight:600;font-size:16px;padding:10px 18px;border-radius:6px;cursor:pointer;transition:all var(--transition-speed) ease;position:relative}.head-btn:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:3px;background-color:var(--primary-color);transition:all .3s ease;transform:translate(-50%)}.head-btn:hover{color:var(--primary-color)}.head-btn:hover:after{width:80%}.login-div{width:400px;max-width:90%}.track-btn{background-color:var(--primary-color);color:#fff;border:none;border-radius:8px;font-weight:600;font-size:16px;height:50px;cursor:pointer;transition:all .3s ease;letter-spacing:1px;text-transform:uppercase}.track-btn:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 8px #0003}.diet-container{align-items:flex-start;row-gap:20px;flex-direction:column}.diet-items-list{display:flex;flex-wrap:wrap;gap:20px;width:100%}.total-item{border-left:4px solid var(--accent-color);background-color:#4caf501a}.total-item h2{font-size:20px;color:var(--primary-color)}@media (max-width: 768px){.container{padding:20px 15px;width:100%;margin:0 auto;display:flex;flex-direction:column;align-items:center}.form{padding:1.5rem;width:100%;max-width:500px}.header{padding:15px 25px;width:100%;flex-direction:row;justify-content:space-between;align-items:center;min-height:60px}.header-links{display:flex;gap:20px;flex-wrap:nowrap;align-items:center}.header-actions{display:flex;gap:15px;flex-wrap:nowrap;align-items:center}.head-btn{padding:10px 16px;font-size:14px;min-width:fit-content;border-radius:8px;transition:all .2s ease}.hamburger-menu{display:none}.login-div{width:100%;max-width:400px}.food-img{height:200px;width:100%;object-fit:cover}.track-control{flex-direction:column;width:100%}.track-control>.inp,.track-control>.track-btn{width:100%}.track-control>.track-btn{margin-top:10px}.calculator-grid{grid-template-columns:1fr;gap:20px;width:100%}.diet-items-list{flex-direction:column;width:100%}.item{width:100%;max-width:none}.search-item{width:100%;position:absolute;top:100%;left:0;right:0;margin-top:4px;z-index:20}}.hamburger-menu{display:none;flex-direction:column;cursor:pointer;padding:8px;border-radius:4px;transition:background-color .2s ease;background:transparent;border:none}.hamburger-menu:hover{background-color:var(--hover-color)}.hamburger-line{width:20px;height:2px;background-color:var(--text-color);margin:2px 0;transition:.3s;border-radius:1px}.hamburger-menu.active .hamburger-line:nth-child(1){transform:rotate(-45deg) translate(-4px,4px)}.hamburger-menu.active .hamburger-line:nth-child(2){opacity:0}.hamburger-menu.active .hamburger-line:nth-child(3){transform:rotate(45deg) translate(-4px,-4px)}.mobile-nav-menu{position:absolute;top:100%;left:0;right:0;background-color:var(--background-secondary);border-top:1px solid var(--border-color);box-shadow:0 4px 12px var(--shadow-color);display:none;flex-direction:column;z-index:99}.mobile-nav-menu.active{display:flex}.mobile-nav-menu .head-btn{width:100%;text-align:left;padding:15px 20px;border-radius:0;border-bottom:1px solid var(--border-color);justify-content:flex-start}.mobile-nav-menu .head-btn:last-child{border-bottom:none}@media (max-width: 480px){.container{padding:16px 12px;min-height:100vh;width:100%}.header{padding:10px 15px;flex-direction:row;justify-content:space-between;align-items:center;min-height:50px;position:relative}.header-links{display:none}.hamburger-menu{display:flex}.header-actions{display:flex;justify-content:flex-end;align-items:center;gap:12px}.header-actions .head-btn{padding:8px 12px;font-size:14px;min-width:fit-content}.user-dropdown{min-width:260px;right:-10px}.user-dropdown-header{padding:16px}.user-avatar{width:45px;height:45px;font-size:20px}.user-name{font-size:15px}.user-email{font-size:12px}.user-dropdown-item{padding:12px 16px;font-size:14px}.form{padding:1rem;width:100%;max-width:100%;margin:0}.inp{width:100%;box-sizing:border-box;font-size:16px}select.inp,.inp input,.inp textarea{width:100%;min-width:0;font-size:16px}.track-control{flex-direction:column;align-items:stretch;width:100%;gap:10px}.track-control>.inp,.track-control>.track-btn{width:100%;margin:0}.btn,.track-btn{min-height:44px;padding:12px 16px;font-size:16px;width:100%;box-sizing:border-box}.search{padding:10px;width:100%;box-sizing:border-box;position:relative}.search-item{width:100%;margin-top:4px;position:absolute;top:100%;left:0;right:0;box-shadow:0 4px 8px #00000026;z-index:20;background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:8px}.food-img{height:150px}.calculator-container{width:100%;padding:15px}}@media (max-width: 375px){.container{padding:12px 8px}.header{padding:8px 12px;flex-direction:row;justify-content:space-between;align-items:center;min-height:48px}.header-links{display:none}.hamburger-menu{display:flex}.hamburger-line{width:18px;height:2px}.header-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px}.header-actions .head-btn{padding:6px 10px;font-size:12px;min-width:fit-content}.mobile-nav-menu .head-btn{padding:12px 15px;font-size:14px}.form{padding:.75rem}.btn,.track-btn{padding:10px 12px;font-size:14px}.food-img{height:120px}.item h3{font-size:16px}.item p{font-size:14px}}@media (max-width: 320px){.container{padding:8px 4px;min-width:320px}.header{padding:6px 8px;flex-direction:row;justify-content:space-between;align-items:center;min-height:44px}.header-links{display:none}.hamburger-menu{display:flex}.hamburger-line{width:16px;height:1.5px}.header-actions{display:flex;justify-content:flex-end;align-items:center;gap:6px}.header-actions .head-btn{padding:5px 8px;font-size:11px;min-width:fit-content}.header-actions .theme-toggle-btn{font-size:16px}.mobile-nav-menu .head-btn{padding:10px 12px;font-size:13px}.form{padding:.5rem;margin:0}.inp{padding:8px;font-size:14px}.btn,.track-btn{padding:8px 10px;font-size:13px;min-height:40px}.food-img{height:100px}.item{padding:8px}.item h3{font-size:14px}.item p{font-size:12px}.track-container{padding:10px 4px 40px;width:100%;min-width:320px}}.theme-toggle-container{display:flex;align-items:center;justify-content:center}.switch{position:relative;width:60px;height:30px;background:linear-gradient(0deg,#87ceeb,#e0f6ff);border-radius:15px;cursor:pointer;transition:all 1s cubic-bezier(.68,-.55,.27,1.55);box-shadow:0 3px 8px #0003;overflow:hidden;border:2px solid #ffffff}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;inset:0;transition:1s}.sun,.moon{position:absolute;border-radius:50%;transition:1s}.sun{background:radial-gradient(circle,gold 30%,orange 70%);width:20px;height:20px;top:5px;left:5px;box-shadow:0 0 10px gold;transform:scale(1)}.moon{background:radial-gradient(circle,#f4f4f4 30%,#e0e0e0 70%);width:20px;height:20px;top:5px;right:-30px;box-shadow:0 0 10px #f4f4f4;transform:scale(0)}.cloud{background-color:#fff;border-radius:10px;position:absolute;transition:1s}.cloud:before,.cloud:after{content:"";position:absolute;background-color:#fff;border-radius:50%}.cloud1{width:20px;height:6px;top:6px;left:28px}.cloud1:before{width:10px;height:10px;top:-5px;left:2px}.cloud1:after{width:8px;height:8px;top:-4px;right:2px}.cloud2{width:12px;height:4px;top:16px;left:40px}.cloud2:before{width:6px;height:6px;top:-3px;left:1px}.cloud2:after{width:5px;height:5px;top:-2.5px;right:1px}.star{position:absolute;background-color:#fff;clip-path:polygon(50% 0%,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);opacity:0;transition:1s}.star1{width:4px;height:4px;top:6px;left:8px}.star2{width:3px;height:3px;top:12px;left:16px}.star3{width:2px;height:2px;top:20px;left:12px}.star4{width:2.5px;height:2.5px;top:8px;left:24px}.star5{width:1.5px;height:1.5px;top:16px;left:28px}input:checked+.slider{background:linear-gradient(0deg,#1a1a2e,#16213e)}input:checked+.slider .sun{left:-30px;transform:scale(0)}input:checked+.slider .moon{right:5px;transform:scale(1)}input:checked+.slider .cloud{transform:translate(60px) scale(0)}input:checked+.slider .star{opacity:1;transform:scale(1.2)}@keyframes twinkle{0%,to{opacity:1}50%{opacity:.5}}input:checked+.slider .star{animation:twinkle 2s infinite}input:checked+.slider .star1{animation-delay:0s}input:checked+.slider .star2{animation-delay:.4s}input:checked+.slider .star3{animation-delay:.8s}input:checked+.slider .star4{animation-delay:1.2s}input:checked+.slider .star5{animation-delay:1.6s}